富含乳杆菌的Zophobas morio幼虫对 brojlers的性能,消化能力,免疫力和经济的影响
Pervez Ali1, Sarzamin Khan1, Hanan Al-Khalaifah2
1Department of Poultry Science, Faculty of Animal Husbandry & Veterinary Science, The University of Agriculture, Peshawar, Pakistan.
Journal of animal physiology and animal nutrition
|May 26, 2025
概括
基于Zophobas morio的后生菌可以增强肉的生长,免疫力和肠道健康. 用0.8%的补充剂提高了性能,营养吸收和经济回报,同时减少了有害细菌.
科学领域:
- 动物科学动物科学
- 微生物学 微生物学
- 食品安全 食品安全
背景情况:
- 越来越多的人担心抗生素耐药性和食品安全,需要在家禽生产中找到替代方案.
- 从有益的微生物中衍生出的后生物,显示出改善肉健康和表现的潜力.
- 使用Zophobas morio幼虫和Lactobacillus acidophilus来创造新的后生菌.
研究的目的:
- 为了评估Zophobas morio基的后生菌在肉的疗效.
- 评估对生长性能,营养消化能力,免疫力,肠道健康和经济可行性的影响.
- 为了确定Zophobas morio后生物的最佳含量水平.
主要方法:
- 350只罗斯308肉被分为五组 (对照组和四个治疗水平:0.2%,0.4%,0.6%,0.8%的后生物).
- 后生物通过在小麦中培养Z. morio幼虫与L. acidophilus产生后生物.
- 测量的主要参数包括体重增加,营养消化能力,微生物数量,肠道形态,免疫反应和经济回报.
主要成果:
- 用Z. morio后生物补充的肉显著改善了体重增加,营养消化能力和明显的代谢能量.
- 观察到L. acidophilus的增加和沙门氏菌和大肠杆菌数量的减少,特别是在0.8%的含量.
- 改善的肠道形态,较高的尸体产量,改善的免疫反应 (对纽卡斯尔病的抗体标位) 和更好的经济回报在0.8%的小组中被注意到.
结论:
- 基于Zophobas morio的后生物有效地提高肉生长性能.
- 0.8%的最佳含量水平 后生物改善了营养吸收,增强了免疫力,并减少了致病性细菌.
- 这些发现支持Z. morio后生物的使用,作为禽畜养殖中抗生素的安全有效替代品.
相关概念视频
02:26Defenses Against Pathogens and Herbivores
Plants present a rich source of nutrients for many organisms, making it a target for herbivores and infectious agents. Plants, though lacking a proper immune system, have developed an array of constitutive and inducible defenses to fend off these attacks.
01:29Bacterial Flora of the Large Intestine
The gut microbiome is formed by a vast and diverse community of bacteria that colonizes our large intestine. These bacteria start residing in the gut from birth and continue diversifying throughout life, influenced by factors such as diet, lifestyle, and stress. The gut bacterial community also includes bacteria from food and those that enter the colon through the anus.
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
01:27Microorganisms in Agriculture and Food industry
Microorganisms play a crucial role in agriculture and the food industry, contributing to soil fertility, crop protection, and food production. Their functions range from nitrogen fixation and biopesticide production to fermentation and food preservation, making them indispensable to sustainable farming and food safety.Role in AgricultureNitrogen-fixing bacteria, such as Rhizobium (symbiotic) and Azotobacter (free-living), convert atmospheric nitrogen into ammonia through biological nitrogen...
01:27Microbes in the Production of Fermented Foods
Lactic acid bacteria (LAB) and molds are instrumental in fermenting plant-based foods to enhance preservation and ensure year-round availability. These microbial processes convert plant carbohydrates into organic acids and other metabolites that inhibit spoilage organisms and contribute to the sensory qualities of the final product.In sauerkraut production, cabbage goes through a microbial succession that starts with cocci such as Leuconostoc mesenteroides. These microbes begin fermentation by...
01:27Microbiota of the Large Intestine
The large intestine hosts the most densely populated microbial ecosystem in the human body. This complex community primarily consists of anaerobic bacteria, with Bacillota (formerly Firmicutes) and Bacteroidota (formerly Bacteroidetes) as the predominant groups. The distribution of these microbes varies along different sections of the large intestine, influenced by local environmental factors such as oxygen availability and nutrient composition.The cecum, located at the beginning of the large...
01:21Microbiota Modulation by Antibiotics
Antibiotics have revolutionized modern medicine by saving countless lives from bacterial infections. However, their widespread use has inadvertently harmed the delicate balance of the human gut microbiota. The gut microbiota, a complex community of bacteria, archaea, viruses, and fungi, plays a vital role in regulating metabolism, immune responses, and maintaining intestinal health. Antibiotics, especially broad-spectrum types, disrupt this ecosystem by eradicating both harmful and beneficial...